摆梭勾线机构
- 网络oscillating shuttle thread hooking mechanism
摆梭勾线机构摆梭勾线机构
oscillating shuttle thread hooking mechanism
缝纫机｜缝制... ... 摆梭勾线机构 oscillating shuttle thread hooking mechanism 弯针勾线机构 looper thread hooking mechanism ...
摆梭勾线机构摆梭勾线机构